Junker Nachtigall. Libretto. German. Published in Berlin.

von Theodor Müller ; Musik von Hans Hasselbeck. (statement of responsibility)
U.S. RISM Libretto Project.
Front cover illustrated; legal notice--front cover; "Als Manuskript gedruckt"--front cover; "J.B. Engl/1894" signed in bottom left-hand corner of illustration; "Den Bühnen gegenüber als Manuskript gedruckt"--titlepage; advertisements--back cover.
Singers' names not given.